Rosie Cuellar

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Rosie Cuellar

Democratic Party

Prior offices:

Webb County Tax Assessor-Collector

Years in office: 2019 - 2020

Successor: Patricia Barrera (D)

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Elections and appointments

Last election

March 3, 2026

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Rosie Cuellar (Democratic Party) was the Webb County Tax Assessor-Collector in Texas. She assumed office in 2019. She left office on December 31, 2020.

Cuellar (Democratic Party) ran for election for judge of the Webb County Court at Law No. 1 in Texas. She lost in the Democratic primary on March 3, 2026.

Elections

2026

See also: Municipal elections in Webb County, Texas (2026)

General election

The general election will occur on November 3, 2026.

The candidate list in this election may not be complete.

General election for Webb County Court at Law No. 1

Leticia Martinez Mendoza (D) is running in the general election for Webb County Court at Law No. 1 on November 3, 2026.

		Candidate
	Submit photo	Leticia Martinez Mendoza (D)

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	There are no incumbents in this race.
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Democratic primary

The candidate list in this election may not be complete.

Democratic primary for Webb County Court at Law No. 1

Leticia Martinez Mendoza (D) defeated Rosie Cuellar (D) in the Democratic primary for Webb County Court at Law No. 1 on March 3, 2026.

		Candidate	%	Votes
✔	Submit photo	Leticia Martinez Mendoza	69.1	17,413
		Rosie Cuellar	30.9	7,780

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	There were no incumbents in this race. Source	Total votes: 25,193
= candidate completed the Ballotpedia Candidate Connection survey.
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Republican primary

The Republican primary scheduled for March 3, 2026, was canceled.

Endorsements

Ballotpedia is gathering information about candidate endorsements. To send us an endorsement, click here.

2024

See also: Texas House of Representatives elections, 2024

General election

General election for Texas House of Representatives District 80

Don McLaughlin defeated Cecilia Castellano in the general election for Texas House of Representatives District 80 on November 5, 2024.

		Candidate	%	Votes
✔		Don McLaughlin (R)	59.5	31,182
	Submit photo	Cecilia Castellano (D)	40.5	21,231

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 52,413
= candidate completed the Ballotpedia Candidate Connection survey.
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Democratic primary runoff election

Democratic primary runoff for Texas House of Representatives District 80

Cecilia Castellano defeated Rosie Cuellar in the Democratic primary runoff for Texas House of Representatives District 80 on May 28, 2024.

		Candidate	%	Votes
✔	Submit photo	Cecilia Castellano	57.9	4,347
		Rosie Cuellar	42.1	3,162

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 7,509
= candidate completed the Ballotpedia Candidate Connection survey.
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Democratic primary election

Democratic primary for Texas House of Representatives District 80

Cecilia Castellano and Rosie Cuellar advanced to a runoff. They defeated Carlos Lopez, Teresa Johnson-Hernandez, and Graciela Villarreal in the Democratic primary for Texas House of Representatives District 80 on March 5, 2024.

		Candidate	%	Votes
✔	Submit photo	Cecilia Castellano	27.1	3,425
✔		Rosie Cuellar	25.5	3,226
		Carlos Lopez	23.2	2,932
		Teresa Johnson-Hernandez	18.1	2,286
	Submit photo	Graciela Villarreal	6.2	787

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 12,656
= candidate completed the Ballotpedia Candidate Connection survey.
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Republican primary election

Republican primary for Texas House of Representatives District 80

Don McLaughlin defeated JR Ramirez and Clint Powell in the Republican primary for Texas House of Representatives District 80 on March 5, 2024.

		Candidate	%	Votes
✔		Don McLaughlin	58.0	6,371
	Submit photo	JR Ramirez	25.8	2,837
	Submit photo	Clint Powell	16.2	1,785

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 10,993
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
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Endorsements

Ballotpedia did not identify endorsements for Cuellar in this election.

2020

See also: Municipal elections in Webb County, Texas (2020)

General election

The general election was canceled. Patricia Barrera won election in the general election for Webb County Tax Assessor-Collector.

Democratic primary runoff election

Democratic primary runoff for Webb County Tax Assessor-Collector

Patricia Barrera defeated incumbent Rosie Cuellar in the Democratic primary runoff for Webb County Tax Assessor-Collector on July 14, 2020.

		Candidate	%	Votes
✔	Submit photo	Patricia Barrera	51.9	7,383
		Rosie Cuellar	48.1	6,847

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	Incumbents are bolded and underlined. The results have been certified. Source	Total votes: 14,230
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
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Democratic primary election

Democratic primary for Webb County Tax Assessor-Collector

Incumbent Rosie Cuellar and Patricia Barrera advanced to a runoff. They defeated Amalia Quintana Valdez in the Democratic primary for Webb County Tax Assessor-Collector on March 3, 2020.

		Candidate	%	Votes
✔		Rosie Cuellar	44.8	13,028
✔	Submit photo	Patricia Barrera	44.6	12,991
	Submit photo	Amalia Quintana Valdez	10.6	3,089

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	Incumbents are bolded and underlined. The results have been certified. Source	Total votes: 29,108
= candidate completed the Ballotpedia Candidate Connection survey.
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2018

See also: Municipal elections in Webb County, Texas (2018)

General election

General election for Webb County Tax Assessor-Collector

Rosie Cuellar won election in the general election for Webb County Tax Assessor-Collector on November 6, 2018.

		Candidate
✔		Rosie Cuellar (D)

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	There were no incumbents in this race. The results have been certified. Source
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Democratic primary runoff election

Democratic primary runoff for Webb County Tax Assessor-Collector

Rosie Cuellar defeated Horacio Lopez in the Democratic primary runoff for Webb County Tax Assessor-Collector on May 22, 2018.

		Candidate	%	Votes
✔		Rosie Cuellar	58.6	7,340
	Submit photo	Horacio Lopez	41.4	5,188

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	There were no incumbents in this race. The results have been certified.	Total votes: 12,528
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Democratic primary election

Democratic primary for Webb County Tax Assessor-Collector

Rosie Cuellar and Horacio Lopez advanced to a runoff. They defeated Norma Farabough and Jorge Ibarra in the Democratic primary for Webb County Tax Assessor-Collector on March 6, 2018.

		Candidate	%	Votes
✔		Rosie Cuellar	49.3	12,187
✔	Submit photo	Horacio Lopez	21.3	5,265
	Submit photo	Norma Farabough	17.3	4,277
	Submit photo	Jorge Ibarra	12.0	2,967

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 24,696
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Campaign themes

2026

Ballotpedia survey responses

See also: Ballotpedia's Candidate Connection

Rosie Cuellar did not complete Ballotpedia's 2026 Candidate Connection survey.

2024

Rosie Cuellar did not complete Ballotpedia's 2024 Candidate Connection survey.

2020

Rosie Cuellar did not complete Ballotpedia's 2020 Candidate Connection survey.

Campaign finance summary

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Note: The finance data shown here comes from the disclosures required of candidates and parties. Depending on the election or state, this may represent only a portion of all the funds spent on their behalf. Satellite spending groups may or may not have expended funds related to the candidate or politician on whose page you are reading this disclaimer. Campaign finance data from elections may be incomplete. For elections to federal offices, complete data can be found at the FEC website. Click here for more on federal campaign finance law and here for more on state campaign finance law.

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Rosie Cuellar campaign contribution history

Year	Office	Status	Contributions	Expenditures
2024	Texas House of Representatives District 80	Lost primary runoff	$294,000	$158,868
Grand total			$294,000	$158,868
Sources: OpenSecrets,  Federal Election Commission ***This product uses the openFEC API but is not endorsed or certified by the Federal Election Commission (FEC).

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2026 Elections

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Footnotes

Texas courts

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Federal courts:

Fifth Circuit Court of Appeals • U.S. District Court: Eastern District of Texas, Western District of Texas, Northern District of Texas, Southern District of Texas • U.S. Bankruptcy Court: Eastern District of Texas, Western District of Texas, Northern District of Texas, Southern District of Texas

State courts:

Texas Supreme Court • Texas Court of Appeals • Texas Court of Criminal Appeals • Texas District Courts • Texas County Courts • Texas County Courts at Law • Texas Statutory Probate Courts • Texas Justice of the Peace Courts

State resources:

Courts in Texas • Texas judicial elections • Judicial selection in Texas